Steatocystoma Multiplex — What It Is and Treatment Options

Last updated: June 23, 2026

Quick Answer: Steatocystoma multiplex is a rare, benign skin condition characterized by multiple small cysts derived from the sebaceous (oil-producing) glands in the dermis. The cysts are filled with a yellowish, oily fluid and most commonly appear on the chest, arms, and neck. The condition is often genetic, linked to mutations in the keratin 17 (KRT17) gene, and while it does not turn cancerous, it can be cosmetically bothersome. Permanent removal is possible through surgical excision, laser therapy, or other dermatological procedures.

Key Takeaways

Steatocystoma multiplex consists of multiple benign cysts arising from the pilosebaceous unit, filled with sebum rather than keratin debris.
The condition is most often hereditary, caused by mutations in the KRT17 gene, though sporadic (non-inherited) cases do occur.
No documented cases of malignant transformation exist; the prognosis is excellent from a medical standpoint.
Most cases first appear in the second or third decade of life, though onset can range from birth to late adulthood.
Popping or squeezing the cysts at home increases infection risk and does not remove the cyst sac, meaning recurrence is almost certain.
Permanent removal requires complete excision of the cyst wall; laser treatment (especially CO2 laser) is a popular, minimally invasive alternative.
In Canada, steatocystoma multiplex removal is generally considered cosmetic and is not covered by provincial health insurance (OHIP), though exceptions may apply if cysts are infected or functionally impairing.
A dermatologist is the most appropriate first specialist; a plastic surgeon may be consulted for large-volume or cosmetically sensitive cases.
Because cysts are numerous, most patients require staged treatment across multiple visits rather than a single session.
Early consultation with a qualified clinician prevents complications such as scarring, infection, and unsatisfactory cosmetic outcomes.

What Is Steatocystoma Multiplex?

Steatocystoma multiplex is a rare benign skin disorder in which dozens to hundreds of small, sebum-filled cysts develop within the dermis. The word "multiplex" refers directly to the multiple nature of these lesions, distinguishing the condition from steatocystoma simplex, which involves only a single cyst.

Each cyst originates from the pilosebaceous unit, the structure that houses both the hair follicle and the attached sebaceous (oil) gland. Histologically, steatocystomas have a distinctive appearance: a cystic cavity lined by a thick eosinophilic cuticle, no granular layer (unlike epidermoid cysts), and sebaceous gland tissue embedded within the cyst wall itself. This combination is considered pathognomonic, meaning it is specific enough to confirm the diagnosis under a microscope. [10]

The cysts themselves are typically:

Small, ranging from 2 mm to 2 cm in diameter
Yellowish to flesh-colored, often with a slightly translucent quality
Moderately firm but compressible
Filled with an oily, yellowish fluid (sebum) rather than the white cheesy material seen in epidermoid cysts
Asymptomatic in most cases, though they can become tender if inflamed or infected

Common sites include the chest, abdomen, upper arms, axillae (armpits), and neck — areas dense with pilosebaceous units. Localized variants affecting only one region, such as the forearms or scalp, have also been reported. [4][5]

The condition is classified under disorders of the pilosebaceous unit by the National Center for Biotechnology Information (NCBI), with synonyms including "disseminated sebocystomatosis" and "multiple sebaceous cysts." [2] The MeSH (Medical Subject Headings) descriptor confirms its status as a distinct clinical entity in current biomedical indexing. [3]

What Causes Steatocystoma Multiplex?

The root cause is abnormal development and function of the sebaceous glands within the pilosebaceous unit. Instead of releasing sebum normally through the hair follicle opening, the glandular tissue forms enclosed cystic structures that accumulate oil over time.

In the familial form, this abnormal development is driven by a genetic mutation. In sporadic cases, the exact trigger is less clear, but the same structural abnormality in the cyst wall is present.

Key contributing factors include:

KRT17 gene mutation: The most well-established cause. KRT17 encodes keratin 17, a structural protein critical to epithelial integrity in hair follicles and sebaceous glands. Mutations disrupt normal gland architecture, leading to cyst formation. [5][10]
Autosomal dominant inheritance: In familial cases, only one copy of the mutated gene is needed to cause the condition, meaning a child of an affected parent has roughly a 50% chance of inheriting it.
Sporadic mutations: Some patients have no family history. In these cases, a new (de novo) mutation or other pilosebaceous dysfunction is presumed, though the precise mechanism is not always identifiable.

Hormonal factors may influence the number and size of cysts, which is one reason lesions often become more noticeable during puberty, but hormones are not considered a primary cause.

Is Steatocystoma Multiplex Genetic or Hereditary?

Yes, steatocystoma multiplex is frequently genetic and can run in families, but not every case is inherited. The familial form follows an autosomal dominant pattern, meaning one copy of the altered KRT17 gene is sufficient to cause the condition. [5][10]

What this means practically:

A parent with steatocystoma multiplex has approximately a 50% chance of passing it to each child.
Affected family members may present differently — some with dozens of cysts, others with only a few.
Genetic testing is available and can confirm KRT17 mutations, though diagnosis is usually made clinically or histologically without genetic testing in routine practice. [2]
Sporadic (non-familial) cases do occur, so a negative family history does not rule out the diagnosis.

The condition is also associated with pachyonychia congenita, a rare genetic disorder that also involves KRT17 mutations and affects nails, skin, and oral mucosa. Patients with pachyonychia congenita may develop steatocystoma multiplex as part of their broader presentation. [10]

Genetic counseling is worth considering for individuals with a confirmed diagnosis who are planning a family, particularly if the familial form has been confirmed by genetic testing.

Steatocystoma Multiplex vs. Epidermoid Cyst: Key Differences

Steatocystoma multiplex and epidermoid cysts are both benign dermal cysts, but they are distinct conditions with different origins, contents, and histological features. Confusing the two is common, but the distinction matters for accurate diagnosis and treatment planning.

FeatureSteatocystoma MultiplexEpidermoid CystOriginPilosebaceous (sebaceous) glandInfundibulum of hair follicleNumberMultiple (by definition)Usually solitaryContentsOily sebum, sometimes hairWhite/yellow keratin debris ("cheesy")Cyst wallSebaceous glands in wall; no granular layerStratified squamous epithelium with granular layerOdor when openedMild oily smellOften foul-smellingGeneticsFrequently linked to KRT17 mutationNot typically geneticTypical age of onsetTeens to young adultsAny ageMalignant potentialNone documentedExtremely rare (Marjolin's ulcer in long-standing cases)

For a deeper comparison of cyst types, see this guide on epidermoid vs. sebaceous vs. pilar cysts and this overview of lipoma vs. cyst differences.

Common mistake: Patients and even some clinicians may refer to steatocystomas as "sebaceous cysts," but true sebaceous cysts are rare. Most cysts labeled "sebaceous" in clinical settings are actually epidermoid cysts. Steatocystoma multiplex is one of the few conditions that genuinely involves sebaceous gland tissue in the cyst wall. [10]

Who Gets Steatocystoma Multiplex Most Often?

Steatocystoma multiplex is uncommon overall, but certain groups are more likely to be affected. Most cases present in the second and third decades of life, though onset has been documented from birth through age 78. [5]

Groups at higher risk include:

Adolescents and young adults: Hormonal changes during puberty may trigger or accelerate cyst development in genetically predisposed individuals.
People with a family history: First-degree relatives of affected individuals carry a significantly higher risk due to the autosomal dominant inheritance pattern.
Individuals with pachyonychia congenita: This rare genetic syndrome frequently co-presents with steatocystoma multiplex. [10]
Both sexes equally: Unlike some skin conditions, steatocystoma multiplex does not show a strong sex predilection, though some case series suggest males may present with more widespread involvement.

The condition is reported across all ethnicities. A notable case series documented steatocystoma multiplex involving breast tissue, illustrating that the distribution can extend beyond the typical chest-and-arms presentation. [6]

How to Treat Steatocystoma Multiplex: Overview of Options

There is no single universally accepted treatment for steatocystoma multiplex — what it is and treatment options available depend on the number of cysts, their location, the patient's goals, and the clinician's expertise. The condition is benign, so treatment is elective and driven primarily by cosmetic concerns or discomfort from inflamed lesions.

Treatment goals typically include:

Reducing the number and visibility of cysts
Preventing recurrence
Minimizing scarring
Managing infected or inflamed lesions

Surgical Excision

Surgical excision remains the most reliable method for permanently removing individual steatocystomas. The procedure involves making a small incision, expressing the cyst contents, and — critically — removing the entire cyst sac (the wall). If the sac is left behind, the cyst will almost certainly return. [10]

For patients with many cysts, excision is typically staged across multiple visits. Removing all cysts in one session is rarely practical or advisable. Learn more about why complete cyst sac removal matters and what to expect from cyst removal surgery step by step.

CO2 Laser Treatment

Carbon dioxide (CO2) laser therapy has become a widely used option for steatocystoma multiplex because it allows treatment of many cysts in a single session with minimal incisions. The laser creates a small opening in each cyst, the contents are expressed, and the cyst lining is ablated. [7][8]

Advantages of CO2 laser:

Multiple cysts treated per session
Smaller wounds than traditional excision
Reduced scarring in experienced hands
Suitable for cosmetically sensitive areas like the face and neck

Limitations:

Recurrence is possible if the cyst wall is not fully destroyed
Requires local anesthesia
Multiple sessions may still be needed for extensive disease
Results depend heavily on operator skill

Aspiration and Drainage

Simple aspiration (draining the cyst with a needle) provides temporary relief but does not remove the cyst wall. Recurrence is nearly universal with aspiration alone. This approach is sometimes used for acutely inflamed or infected cysts as a bridge to definitive treatment.

For a clear comparison, see cyst removal vs. cyst drainage.

Oral Isotretinoin

Oral isotretinoin (a vitamin A derivative) has been used to reduce sebum production and slow the development of new cysts. It does not eliminate existing cysts but may reduce their number and prevent new ones from forming. This is generally reserved for widespread or rapidly progressive cases and requires careful monitoring due to side effects including teratogenicity, liver effects, and elevated triglycerides. [5][7]

Intralesional Corticosteroid Injections

For inflamed or tender cysts, intralesional corticosteroid injections can reduce inflammation and temporarily shrink the lesion. This is not a curative treatment but can improve comfort while awaiting definitive removal.

Cryotherapy

Cryotherapy (freezing with liquid nitrogen) has limited evidence for steatocystoma multiplex compared to its use in other skin lesions. It may be considered for small, superficial cysts but carries a risk of hypopigmentation, particularly in darker skin tones.

Can Steatocystoma Multiplex Be Removed Permanently?

Yes, individual steatocystomas can be permanently removed, but because the condition involves dozens to hundreds of cysts, complete clearance of all lesions is rarely achievable in a single treatment course. The key to permanent removal of any individual cyst is complete excision of the cyst wall.

Why cysts recur after incomplete removal:

The cyst wall is a living epithelial structure. If even a small portion remains after excision or laser ablation, it can regenerate and refill with sebum. This is why removing the entire cyst sac is emphasized in every treatment approach. [10]

What "permanent removal" realistically looks like:

Successfully excised cysts with complete sac removal do not recur at that specific site.
New cysts can still develop elsewhere on the body in genetically predisposed individuals.
Staged treatment over months or years can significantly reduce total cyst burden.
Oral isotretinoin may slow new cyst formation but does not eliminate existing ones.

Realistic expectations: Most patients with steatocystoma multiplex achieve meaningful cosmetic improvement through treatment, but total elimination of all cysts is uncommon for those with widespread disease. The goal is usually substantial reduction rather than complete cure.

Why Does Steatocystoma Multiplex Keep Coming Back After Removal?

Recurrence after treatment is one of the most frustrating aspects of managing steatocystoma multiplex. The reasons fall into two categories: incomplete removal of individual cysts, and the ongoing genetic predisposition to form new ones.

Reasons for recurrence at the same site:

The cyst wall (epithelial sac) was not fully removed during excision or laser ablation.
Drainage alone was performed without sac removal.
The cyst ruptured during removal, leaving fragments of the lining behind.

Reasons for new cysts appearing elsewhere:

The underlying KRT17 gene mutation continues to drive abnormal sebaceous gland development throughout the skin.
Hormonal fluctuations may stimulate new cyst formation.
No current treatment addresses the genetic root cause.

How to minimize recurrence:

Choose a clinician experienced specifically in cyst removal, not just general skin procedures.
Ensure complete excision of the cyst wall is the stated goal of any surgical approach.
Discuss isotretinoin with a dermatologist if new cysts are forming rapidly.
Follow post-procedure care instructions carefully to prevent wound complications that could leave residual cyst tissue.

What Happens If You Pop Steatocystoma Multiplex?

Attempting to pop or squeeze a steatocystoma at home is strongly discouraged. Unlike a superficial pimple, these cysts sit within the dermis, and squeezing does not remove the cyst wall.

What actually happens when you pop a steatocystoma:

The oily contents may partially express, temporarily flattening the cyst.
The cyst wall remains intact beneath the skin.
The cyst refills with sebum over days to weeks.
Repeated squeezing introduces bacteria, significantly increasing the risk of infection and abscess formation.
Inflammation from repeated trauma leads to scarring, which can make subsequent professional removal more technically difficult.
In some cases, a ruptured cyst triggers a foreign body reaction, causing pain, redness, and swelling that mimics infection even without bacteria being present.

The bottom line: Popping steatocystomas does not work and creates new problems. If a cyst becomes acutely inflamed or infected, a clinician can drain it safely and prescribe antibiotics if needed, then plan definitive removal once the inflammation resolves.

Laser Treatment vs. Surgery for Steatocystoma Multiplex

Both CO2 laser and surgical excision are effective for steatocystoma multiplex, and the best choice depends on the number of cysts, their size, location, and the patient's tolerance for downtime.

FactorCO2 LaserSurgical ExcisionBest forMultiple small cysts, cosmetically sensitive areasLarger individual cysts, definitive single-lesion removalNumber per sessionMany cysts treated at onceFewer cysts per sessionIncision sizeTiny punctureSmall linear incisionRecurrence riskModerate if wall not fully ablatedLow if complete excision achievedScarringMinimal with skilled operatorSmall linear scar per cystRecovery1–2 weeks healing per site1–2 weeks per siteAnesthesiaLocalLocalEvidence baseMultiple case reports and series support efficacy [7][8]Standard of care for cyst removal

Choose CO2 laser if: You have many small cysts and want to treat as many as possible per session with minimal incisions.

Choose surgical excision if: You have fewer, larger cysts, or if previous laser treatment resulted in recurrence and complete sac removal is the priority.

Some clinicians combine both approaches — laser for numerous small cysts and surgical excision for larger or previously recurrent ones. Consulting a surgeon who offers both options gives patients the most flexibility.

For patients in Ontario, the Minor Surgery Center's cyst removal services provide access to board-certified surgeons experienced in both approaches across multiple locations including Downtown Toronto, Woodbridge, and Barrie.

How to Treat Steatocystoma Multiplex at Home

There is no proven at-home treatment that removes or permanently resolves steatocystomas. Home management is limited to reducing discomfort and preventing complications while awaiting professional care.

What can be done at home:

Warm compresses: Applying a warm, clean cloth to an inflamed cyst for 10–15 minutes several times daily can reduce swelling and discomfort. It does not remove the cyst.
Keeping the area clean: Gentle cleansing with mild soap prevents secondary infection, especially if a cyst has been irritated by clothing or friction.
Avoiding manipulation: Not squeezing, picking, or attempting to drain cysts at home is the single most important step to prevent infection and scarring.
Over-the-counter anti-inflammatory options: Non-prescription ibuprofen can reduce pain from an inflamed cyst temporarily.

What does not work at home:

Topical creams, including retinoids and salicylic acid preparations, do not penetrate deeply enough to affect dermal cysts.
"Cyst removal" kits sold online are not appropriate for steatocystoma multiplex and carry infection risk.
Herbal or natural remedies have no clinical evidence for this condition.

If a cyst becomes red, warm, swollen, or painful — signs of infection — seek medical attention promptly rather than attempting home drainage.

Steatocystoma Multiplex Removal Cost and Insurance Coverage

The cost of steatocystoma multiplex removal varies considerably based on the number of cysts treated, the method used, the provider's location, and whether the procedure is performed in a clinic or hospital setting.

Typical cost considerations in Canada (2026 estimates):

Per-cyst surgical excision: Costs vary by clinic and province. In Ontario, private clinic fees for individual cyst removal typically range from a few hundred dollars per cyst, with volume discounts sometimes available when multiple cysts are treated in one session.
CO2 laser sessions: Laser treatment sessions for multiple cysts may be priced per session rather than per cyst, which can make treating many cysts more cost-effective.
Consultation fees: An initial consultation with a dermatologist or surgeon is typically required before treatment and may carry a separate fee at private clinics.

Does insurance cover steatocystoma multiplex treatment?

In most Canadian provinces, including Ontario, treatment of steatocystoma multiplex is classified as cosmetic because the condition is benign and not medically threatening. OHIP (Ontario Health Insurance Plan) and most provincial plans do not cover cosmetic procedures.

Exceptions where coverage may apply:

If a cyst becomes infected and requires incision and drainage as a medically necessary procedure, this may be covered.
If cysts are causing functional impairment (for example, restricting movement or causing recurrent infections), coverage may be considered on a case-by-case basis.
Private health insurance plans vary widely; some extended health benefit plans cover minor surgical procedures. Patients should check their specific policy and obtain a written treatment plan from their clinician to submit for pre-authorization.

Practical advice: Ask the clinic for a detailed treatment plan and cost estimate before committing to a course of treatment. Some clinics offer payment plans for multi-session treatments.

Can Steatocystoma Multiplex Turn Into Cancer?

No. Steatocystoma multiplex does not turn into cancer. Current medical literature confirms there are no documented cases of malignant transformation arising from steatocystomas. The prognosis from an oncological standpoint is excellent. [10]

This distinguishes steatocystoma multiplex from some other skin lesions. For context, even epidermoid cysts — which are also benign — carry an extremely rare theoretical risk of squamous cell carcinoma in long-standing, repeatedly inflamed lesions. No equivalent risk has been identified for steatocystomas.

When to be cautious anyway:

Any cyst that grows rapidly, becomes fixed to underlying tissue, bleeds spontaneously, or develops irregular features should be evaluated by a clinician to rule out a coincidental skin malignancy unrelated to the steatocystoma.
Patients with steatocystoma multiplex are not at elevated risk of skin cancer compared to the general population, but routine skin checks remain a good practice for everyone.

For those concerned about skin cancer risk, resources like the best skin cancer screening clinics in Toronto provide access to professional evaluation.

Dermatologist or Plastic Surgeon for Steatocystoma Multiplex?

A dermatologist is the most appropriate first point of contact for steatocystoma multiplex. Dermatologists can confirm the diagnosis (including biopsy if needed), manage inflamed cysts medically, prescribe isotretinoin when appropriate, and perform or coordinate removal procedures. [9]

When to see a plastic surgeon instead (or in addition):

When cysts are located in cosmetically sensitive areas (face, neck, décolletage) where scar minimization is a priority.
When a large volume of cysts requires extensive surgical planning.
When previous treatment has resulted in scarring that also needs to be addressed.
When the patient's primary concern is cosmetic outcome rather than medical management.

When a general surgeon or minor surgery clinic is appropriate:

For straightforward excision of individual cysts in non-cosmetically sensitive areas.
When dermatology wait times are long and the patient wants timely treatment.
Minor surgery centers staffed by board-certified surgeons can handle most steatocystoma excisions efficiently.

Clinics such as those in Maple, Ajax, and Newmarket offer accessible minor surgery options for patients across Ontario who need timely cyst removal without long specialist wait times.

Bottom line: Start with a dermatologist for diagnosis and medical management. Add a plastic surgeon or experienced minor surgery specialist to the team when cosmetic outcomes or surgical volume are the primary concerns.

Frequently Asked Questions

Q: Is steatocystoma multiplex the same as sebaceous cysts?
A: Not exactly. Steatocystoma multiplex involves cysts that genuinely contain sebaceous gland tissue in their walls, while most lesions commonly called "sebaceous cysts" are actually epidermoid cysts. Steatocystomas are filled with oily sebum; epidermoid cysts contain keratin debris. The distinction matters for accurate diagnosis and treatment planning. [10]

Q: At what age does steatocystoma multiplex typically appear?
A: Most cases first appear in the second or third decade of life (teens to early 30s), though onset has been reported from birth to age 78. Hormonal changes during puberty often trigger or worsen the condition in genetically predisposed individuals. [5]

Q: Can steatocystoma multiplex affect the face?
A: Yes. While the chest, upper arms, and axillae are the most common sites, steatocystomas can appear on the face, neck, and scalp. Facial cysts require particular care during removal to minimize scarring.

Q: How is steatocystoma multiplex diagnosed?
A: Diagnosis is typically clinical, based on the appearance and distribution of cysts. Confirmation is made histologically (by examining cyst wall tissue under a microscope), which shows the characteristic thick eosinophilic cuticle, absence of a granular layer, and sebaceous glands in the wall. Genetic testing for KRT17 mutations can confirm the familial form. [10]

Q: Is there a cure for steatocystoma multiplex?
A: There is no cure that addresses the underlying genetic cause. Existing cysts can be removed permanently if the entire cyst wall is excised. However, new cysts can continue to form in genetically predisposed individuals. Oral isotretinoin may slow new cyst development but does not eliminate existing ones.

Q: How many cysts can be removed in one session?
A: This depends on the size and location of cysts, the method used, and the clinician's judgment. CO2 laser treatment allows more cysts to be addressed per session than surgical excision. Most patients with extensive disease require multiple treatment sessions spaced weeks apart.

Q: Does steatocystoma multiplex cause hair loss?
A: Hair loss is not a typical feature of steatocystoma multiplex. However, cysts on the scalp can occasionally disrupt hair follicles in the immediate area. If hair loss is a concern alongside cyst formation, a dermatologist can evaluate whether both issues are related.

Q: What is the difference between steatocystoma multiplex and milia?
A: Milia are tiny white keratin-filled cysts that sit very superficially in the skin and are easily extracted. Steatocystomas are deeper, larger, sebum-filled cysts arising from sebaceous glands. They look and behave differently, and milia do not carry the same genetic associations.

Q: Can steatocystoma multiplex be prevented?
A: Because the condition is largely genetic, prevention is not currently possible for those who carry the KRT17 mutation. Avoiding repeated trauma or squeezing of existing cysts can prevent secondary complications like infection and scarring.

Q: Is isotretinoin safe for long-term use in steatocystoma multiplex?
A: Isotretinoin carries significant side effects including teratogenicity, liver toxicity, and elevated blood lipids, so it is not typically used long-term. It may be prescribed for a defined course to slow cyst development in severe cases, with regular monitoring. A dermatologist should manage this treatment.

Q: How long does recovery take after cyst removal?
A: Recovery after surgical excision of a steatocystoma typically takes one to two weeks for the wound to close. Full healing of the skin surface may take four to six weeks. For detailed information, see this guide on cyst removal recovery time.

Q: Can children with steatocystoma multiplex be treated?
A: Treatment in children is generally deferred unless cysts are causing significant functional problems or recurrent infections. The risks of anesthesia and scarring must be weighed against the benefits in pediatric patients. A pediatric dermatologist should be involved in the decision.

Conclusion

Steatocystoma multiplex is a benign, often hereditary skin condition that produces multiple sebum-filled cysts across the chest, arms, and other sebaceous-gland-rich areas. Understanding steatocystoma multiplex — what it is and treatment options available — is the foundation for making informed decisions about care.

The condition carries no cancer risk, but it can cause significant cosmetic distress and, when inflamed, physical discomfort. Permanent removal of individual cysts is achievable through complete surgical excision or CO2 laser ablation, but because the underlying genetic predisposition persists, new cysts can continue to form over time.

Actionable next steps:

Seek a confirmed diagnosis from a dermatologist before pursuing any treatment. Accurate diagnosis prevents unnecessary procedures and ensures the right treatment approach.
Avoid popping or squeezing cysts at home. This does not work and increases the risk of infection, scarring, and treatment complications.
Discuss all treatment options — surgical excision, CO2 laser, and oral isotretinoin — with a qualified clinician to determine what fits your specific cyst burden, location, and cosmetic goals.
Plan for staged treatment if you have many cysts. Expecting complete clearance in one session is unrealistic for most patients with widespread disease.
Ask about insurance and costs upfront. Most removal is classified as cosmetic in Canada, but exceptions exist for infected or functionally impairing cysts.
Consider genetic counseling if you have a family history and are planning a family, given the autosomal dominant inheritance pattern.
Schedule a consultation at a minor surgery clinic or dermatology practice experienced in cyst removal to get a personalized treatment plan.

References

[1] PMC10810380 - https://pmc.ncbi.nlm.nih.gov/articles/PMC10810380/
[2] C0259771 - https://www.ncbi.nlm.nih.gov/gtr/conditions/C0259771/
[3] meshb.nlm.nih.gov - https://meshb.nlm.nih.gov/record/ui?ui=D062685
[4] Steatocystoma Multiplex - https://www.sciencedirect.com/topics/medicine-and-dentistry/steatocystoma-multiplex
[5] PMC3185371 - https://pmc.ncbi.nlm.nih.gov/articles/PMC3185371/
[6] 107265 A Breast Imaging Case Of Steatocystoma Multiplex A Rare Condition Involving Multiple Anatomic Regions - https://www.cureus.com/articles/107265-a-breast-imaging-case-of-steatocystoma-multiplex-a-rare-condition-involving-multiple-anatomic-regions
[7] PMC6941837 - https://pmc.ncbi.nlm.nih.gov/articles/PMC6941837/
[8] JAMA Dermatology - https://jamanetwork.com/journals/jamadermatology/fullarticle/518496
[9] The Derm 5, June 12, 2026 - https://thederm5.substack.com/p/the-derm-5-june-12-2026
[10] NBK613288 - https://www.ncbi.nlm.nih.gov/books/NBK613288/

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June 23, 2026